864150142 has 8 divisors (see below), whose sum is σ = 1309059432. Its totient is φ = 427797000.

The previous prime is 864150139. The next prime is 864150143. The reversal of 864150142 is 241051468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864150143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2138784 + ... + 2139187.

It is an arithmetic number, because the mean of its divisors is an integer number (163632429).

Almost surely, 2^864150142 is an apocalyptic number.

864150142 is a deficient number, since it is larger than the sum of its proper divisors (444909290).

864150142 is a wasteful number, since it uses less digits than its factorization.

864150142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278074.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 864150142 is about 29396.4307697380. The cubic root of 864150142 is about 952.4957982560.

The spelling of 864150142 in words is "eight hundred sixty-four million, one hundred fifty thousand, one hundred forty-two".